19842525

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3041}}^1$

素因数の和:3086

約数の個数: 36

約数和(自身を含む): 36777780

約数和(自身を除く): 16935255

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 3041, 6525, 9123, 15205, 27369, 45615, 76025, 88189, 136845, 228075, 264567, 440945, 684225, 793701, 1322835, 2204725, 3968505, 6614175, 19842525]

約数ペア:

[(1, 19842525), (3, 6614175), (5, 3968505), (9, 2204725), (15, 1322835), (25, 793701), (29, 684225), (45, 440945), (75, 264567), (87, 228075), (145, 136845), (225, 88189), (261, 76025), (435, 45615), (725, 27369), (1305, 15205), (2175, 9123), (3041, 6525)]